01 Record
CVE-2015-6496
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2015-08-24 14:00Z11 YR AGO
- Last updated
- 2024-08-06 07:22Z2 YR AGO
- Reserved
- 2015-08-17
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 2643de6b88c01414b92a3e0e96cf97fbf81048d98a0da73633018c130444ca4b
05 Affected products
VendorProductVersionsPlatforms
06 References
- lists.fedoraproject.orgFEDORA-2015-5eb2131441http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174875.html
- www.openwall.com[oss-security] 20150817 Re: CVE request: conntrackd denial of service with unusual network traffichttp://www.openwall.com/lists/oss-security/2015/08/18/1
- git.netfilter.orghttps://git.netfilter.org/conntrack-tools/commit/?id=c392c159605956c7bd4a264ab4490e2b2704c0cd
- lists.fedoraproject.orgFEDORA-2015-1aee5e6f0bhttp://lists.fedoraproject.org/pipermail/package-announce/2016-January/174883.html
- www.openwall.com[oss-security] 20150814 CVE request: conntrackd denial of service with unusual network traffichttp://www.openwall.com/lists/oss-security/2015/08/14/4
- lists.opensuse.orgopenSUSE-SU-2015:1688http://lists.opensuse.org/opensuse-updates/2015-10/msg00015.html
- bugzilla.netfilter.orghttp://bugzilla.netfilter.org/show_bug.cgi?id=910
- www.debian.orgDSA-3341http://www.debian.org/security/2015/dsa-3341